Which one of the following statements is not correct?
- AHydrolysis of $(CH_3)_2SiCl_2$ gives a product which undergoes condensation polymerisation to form long chain silicones.
- B$SiO_2$ is soluble in $HF$.
- CHydrated zeolites are used as ion exchangers to reduce the hardness of hard water.
- DWater gas contains about $40 \%$ of $CO_2$.
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Similar Questions
Which of the following species is not stable?
Identify $B$ in the following reaction:
$H_4SiO_4$ $\xrightarrow[{-H_2O}]{1000^{\circ}C} A$ $\xrightarrow[\Delta]{Carbon} B + CO$
$H_4SiO_4$ $\xrightarrow[{-H_2O}]{1000^{\circ}C} A$ $\xrightarrow[\Delta]{Carbon} B + CO$
Consider the following statements:
Statement-$I$: $CCl_4$ does not undergo hydrolysis,but $SiCl_4$ undergoes hydrolysis.
Statement-$II$: Thermal and chemical stability of $GeX_4$ is more than $GeX_2$.
The correct answer is:
Statement-$I$: $CCl_4$ does not undergo hydrolysis,but $SiCl_4$ undergoes hydrolysis.
Statement-$II$: Thermal and chemical stability of $GeX_4$ is more than $GeX_2$.
The correct answer is:
At high temperature,nitrogen combines with calcium carbide $(CaC_2)$ to give:
Medium
View SolutionAn oxide of an element is a gas and dissolves in water to give an acidic solution. The element belongs to:
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